An attempt to provide understandable and up-to-date information regarding intelligence testing, intelligence theories, personal competence, adaptive behavior and intellectual disability (mental retardation) as they relate to death penalty (capital punishment) issues. A particular focus will be on psychological measurement, statistical and psychometric issues.

Sunday, January 27, 2013

: Showdown looming over predictive accuracy of actuarials

This is very relevant to predictions made based on group-based IQ scores in the case of individuals, such as expected tested achievement given a specific IQ score. It is all about the standard error of the estimate/prediction (SEest) which I have described in a number of Atkins declarations.

About Me

Dr. Kevin McGrew is Director of the Institute for Applied Psychometrics (llc). Additional information, including potential conflicts of interest resulting from commercial test development or other consultation, can be found at The MindHub(TM; http://www.themindhub.com ). General email contact is iap@earthlink.net.